kappa CrB

Display orbital revolution around the star kappa CrB
Imaginary Picture of Star kappa CrB
Star Name : kappa CrB
Alternate Name : kap CrB
Star Distance (LY/pc): 99.4681 (LY) 30.4971 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 5.0000 (Rsun, estimated)
Stellar Mass (Msun): 1.5100 (Msun/observed) 1.5100 (Msun/estimated)
Spectral type : K1IVa
Metalicity : 0.1400
Absolute Magnitude : 2.37
Apparent Magnitude : 4.79
Right Ascension(RA) : 237.80805
Declination(DEC) : 35.65750
  • This is the kappa CrB . The star kappa CrB islocated about 99.5 light-years (30.5 pc) away from our Solar System.
  • The star kappa CrB has apparent magnitude of 4.8, with absolute magnitude of 2.4.
  • It is 1.5 times more massive and 5.0 times bigger compared with our Sun. The surface temperature is 4960 with its spectral types of K1IVa
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet kappa CrB b radius 0.907830 mass 1.600000 orbital distance 2.600000
    (Illustration of the kappa CrB's Planetary System)



    The Star kappa CrB 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 2.665 AU ( 398649725.9 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 3.683 AU ( 551038100.8 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 5.613 AU ( 839660121.1 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 8.259 AU ( 1235596651.3 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star kappa CrB)



    Kopparapu's Recent Venus for Star kappa CrB distance : 2.888 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star kappa CrB distance : 3.657 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star kappa CrB distance : 3.532 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star kappa CrB distance : 3.873 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star kappa CrB distance : 6.638 AU
    Kopparapu's Outer Boundary for Early Mars for Star kappa CrB distance : 7.002 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star kappa CrB)



  • Original Kopparapu Recent Venus for Star kappa CrB distance : 2.857 AU
  • Original Kopparapu Runaway Greenhouse for Star kappa CrB distance : 3.769 AU
  • Original Kopparapu Moist Greenhouse for Star kappa CrB distance : 3.780 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star kappa CrB distance : 6.750 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star kappa CrB distance : 7.019 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star kappa CrB)



    (Position in Stellar Map of star kappa CrB )



    (Zoomed position in Stellar Map of star kappa CrB (zoom level 3))

    (Synthetic Spectrum of star K2-370*)
    *Yamashiki YA et al. 2019 ApJ 881 114
    MUSCLES Paper I - France et al. 2016 ApJ 820 89
    MUSCLES Paper II- Youngblood et al. 2016 ApJ 824 101
    MUSCLES Paper III- Loyd et al. 2016 ApJ 824 102